/*
 * Copyright (c) 2022, Nordic Semiconductor
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without modification, are
 * permitted provided that the following conditions are met:
 *
 * 1. Redistributions of source code must retain the above copyright notice, this list of
 * conditions and the following disclaimer.
 *
 * 2. Redistributions in binary form must reproduce the above copyright notice, this list
 * of conditions and the following disclaimer in the documentation and/or other materials
 * provided with the distribution.
 *
 * 3. Neither the name of the copyright holder nor the names of its contributors may be
 * used to endorse or promote products derived from this software without specific prior
 * written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
 * PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
 * HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA,
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package no.nordicsemi.android.toolbox.profile.view.battery

import androidx.compose.foundation.layout.Row
import androidx.compose.foundation.layout.padding
import androidx.compose.material.icons.Icons
import androidx.compose.material.icons.filled.BatteryChargingFull
import androidx.compose.material.icons.outlined.Battery0Bar
import androidx.compose.material.icons.outlined.Battery1Bar
import androidx.compose.material.icons.outlined.Battery2Bar
import androidx.compose.material.icons.outlined.Battery3Bar
import androidx.compose.material.icons.outlined.Battery4Bar
import androidx.compose.material.icons.outlined.Battery5Bar
import androidx.compose.material.icons.outlined.Battery6Bar
import androidx.compose.material.icons.outlined.BatteryAlert
import androidx.compose.material.icons.outlined.BatteryFull
import androidx.compose.material3.Icon
import androidx.compose.material3.MaterialTheme
import androidx.compose.material3.Text
import androidx.compose.runtime.Composable
import androidx.compose.runtime.getValue
import androidx.compose.ui.Alignment
import androidx.compose.ui.Modifier
import androidx.compose.ui.graphics.Color
import androidx.compose.ui.graphics.vector.ImageVector
import androidx.compose.ui.res.stringResource
import androidx.compose.ui.tooling.preview.Preview
import androidx.compose.ui.unit.dp
import androidx.hilt.navigation.compose.hiltViewModel
import androidx.lifecycle.compose.collectAsStateWithLifecycle
import no.nordicsemi.android.common.theme.nordicGrass
import no.nordicsemi.android.common.theme.nordicGreen
import no.nordicsemi.android.toolbox.profile.viewmodel.BatteryViewModel
import no.nordicsemi.android.ui.R
import no.nordicsemi.android.ui.view.ScreenSection
import no.nordicsemi.android.ui.view.SectionTitle

@Composable
internal fun BatteryScreen() {
    val batteryViewModel = hiltViewModel<BatteryViewModel>()
    val batteryServiceData by batteryViewModel.batteryServiceState.collectAsStateWithLifecycle()

    ScreenSection {
        SectionTitle(
            icon = Icons.Default.BatteryChargingFull,
            title = stringResource(id = R.string.field_battery),
            menu = {
                Row(
                    verticalAlignment = Alignment.CenterVertically,
                    modifier = Modifier.padding(start = 8.dp)
                ) {
                    batteryServiceData.batteryLevel?.let { batteryLevel ->
                        DynamicBatteryStatus(batteryLevel)
                        Text(text = "$batteryLevel %")
                    }
                }
            }
        )
    }
}

@Preview(showBackground = true)
@Composable
internal fun DynamicBatteryStatus(batteryLevel: Int = 40) {
    val (batteryIcon: ImageVector, color: Color) = when {
        batteryLevel > 95 -> {
            Icons.Outlined.BatteryFull to nordicGreen
        } // Full Battery
        batteryLevel > 80 -> {
            Icons.Outlined.Battery6Bar to nordicGreen
        }

        batteryLevel > 70 -> {
            Icons.Outlined.Battery5Bar to nordicGreen
        } // Moderate Battery
        batteryLevel > 55 -> {
            Icons.Outlined.Battery4Bar to nordicGreen
        } // Moderate Battery

        batteryLevel > 40 -> {
            Icons.Outlined.Battery3Bar to nordicGreen
        } // Moderate Battery

        batteryLevel > 25 -> {
            Icons.Outlined.Battery2Bar to nordicGrass
        } // Low Battery

        batteryLevel > 10 -> {
            Icons.Outlined.Battery1Bar to MaterialTheme.colorScheme.error
        }  // Low Battery

        batteryLevel > 5 -> {
            Icons.Outlined.Battery0Bar to MaterialTheme.colorScheme.error
        } // Low Battery

        else -> {
            Icons.Outlined.BatteryAlert to MaterialTheme.colorScheme.error
        } // Critically Low Battery
    }

    Icon(
        imageVector = batteryIcon,
        contentDescription = "Battery icon",
        tint = color,
    )
}
